CN103670250B - Bottom rail lifting cord regulating mechanism of venetian blind without pull cord - Google Patents
Bottom rail lifting cord regulating mechanism of venetian blind without pull cord Download PDFInfo
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- CN103670250B CN103670250B CN201310742171.7A CN201310742171A CN103670250B CN 103670250 B CN103670250 B CN 103670250B CN 201310742171 A CN201310742171 A CN 201310742171A CN 103670250 B CN103670250 B CN 103670250B
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- lifting rope
- regulating wheel
- cord
- chamber
- shell
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- 230000001105 regulatory effect Effects 0.000 title claims abstract description 82
- 230000000694 effects Effects 0.000 claims description 3
- 238000004804 winding Methods 0.000 abstract 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 238000005192 partition Methods 0.000 abstract 1
- 230000008602 contraction Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 3
- 230000001788 irregular Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012913 prioritisation Methods 0.000 description 2
- 238000011084 recovery Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
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- Blinds (AREA)
- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The invention provides a bottom rail lifting cord regulating mechanism of a venetian blind without a pull cord. The bottom rail lifting cord regulating mechanism comprises a shell and a regulating wheel. The shell is provided with a cord fixing cavity portion and a regulating cavity portion. The cord fixing cavity portion is provided with a lifting cord cavity with a cord locking opening. The regulating cavity portion is provided with a regulating wheel cavity with a lower opening. The top of the regulating cavity portion is provided with an upper lifting cord passing hole. The lifting cord cavity and the regulating wheel cavity are separated by a partition board and communicated through a middle lifting cord passing hole. The regulating wheel is divided into an upper wheel body and a lower wheel body by a cord winding groove, and the lower end face of the regulating wheel is provided with a regulation insertion mouth. The regulating wheel is arranged in the regulating wheel cavity of the shell. The bottom rail lifting cord regulating mechanism is installed on a bottom rail of the venetian blind without the pull cord. A lifting cord sequentially penetrates through a bottom rail lifting cord passing hole, the upper lifting cord passing hole of the shell, an upper wheel notch of the regulating wheel, the cord winding groove, the middle lifting cord passing hole, the lifting cord cavity and the cord locking opening, and the tail end of the lifting cord is clamped and fixed to the cord locking opening through a rivet buckle. By the adoption of the bottom rail lifting cord regulating mechanism, the length of the lifting cord of the venetian blind without the pull cord can be regulated conveniently. A person only needs to use a tool to rotate the regulating wheel of the bottom rail lifting cord regulating mechanism and then can regulate the lifting cord to an appropriate length. The regulated lifting cord can be locked so that the lifting cord can not move due to movements of the bottom rail.
Description
Technical field
The present invention relates to sun blind, is a kind of without stay cord sun blind specifically.
Background technology
The application number that the applicant applies for not long ago is the patent of invention " a kind of without stay cord sun blind " of 201310361248.6, and its structure as shown in Figure 1, comprising:
Upper rail, comprises a flute profile top box 6 and in the shell fragment lifting rope mechanism 1 that top box 6 internal fixtion is arranged and at least two rotaring wheeling base groups 2, trench bottom rotaring wheeling base group 2 position of top box 6 has lifting rope hole;
7, one, lower rail and the metal tube that align or groove isometric with top box 6;
Vane group, comprises the blade 8 that ladder rope 4 and multi-disc and top box are isometric, and the upper and lower end of ladder rope 4 connects rail and lower rail 7 respectively, and what each blade 8 was separated is connected with ladder rope 4; On each blade 8, the lifting rope hole site of corresponding top box 6 is provided with through hole;
Lifting rope 3, one end of lifting rope 3 is fixed and is wound in the shell fragment lifting rope mechanism 1 of rail, and the other end of lifting rope 3 to be stretched out after again through the through hole of each blade 8 by the lifting rope hole of top box 6 through rotaring wheeling base group 2 and is connected to lower rail 7.
This automatic lifting being realized sun blind without stay cord sun blind by shell fragment lifting rope mechanism 1, and manually sun blind are down pulled out.Stay cord sun blind are had to contrast with tradition, more attractive in appearance without stay cord sun blind profile, use more convenient.
This lifting rope 3 without stay cord sun blind can extend after using a period of time, and the ratio of two lifting rope 3 elongations is often inconsistent, causes the recovery of blinds 8 irregular, affects attractive in appearance.Therefore, in time occurring that the recovery of this blinds is irregular without stay cord sun blind, will adjust lifting rope 3, and make the length of two lifting ropes 3 consistent.
The existing lifting rope 3 without stay cord sun blind is very simple with the connection of lower rail 7, as shown in Figure 2, lower rail 7 has lower rail lifting rope and bores a hole and stud with one piece of stopple 72, stopple 72 central authorities have plug mesopore, lifting rope 3 clamps buckleing 31 near stopple outward flange external application one riveting through after the plug mesopore of stopple 72 by lifting rope 3, and riveting button 31 and stopple 72 just define the effective length (namely going up the distance between rail and lower rail) of lifting rope 3; When the lower position of rail 7 on lifting rope 3 (be about to extend lifting rope 3 adjust short) will be adjusted, then riveting button 31 to be removed again on lifting rope 3 correct position new riveting button 31 is installed; This lifting rope 3 by elongation adjusts short method extremely to bother, and is difficult to be operated by user oneself.
Summary of the invention
The object of the invention is to propose one without stay cord shutter curtain bottom rail lifting rope guiding mechanism, it has feature simple to operate, but user oneself easily adjusts the length of lifting rope.
Object of the present invention realizes by following technical scheme:
Without stay cord shutter curtain bottom rail lifting rope guiding mechanism, include shell and regulating wheel.
Shell has to be determined rope chamber portion and regulates chamber portion, and the chamber portion that surely restricts has lifting rope chamber, lifting rope chamber has lock rope mouth, regulates chamber portion to have the regulating wheel chamber of under shed, is communicated with between lifting rope chamber and regulating wheel chamber by divides by lifting rope middle punch; Regulate top, chamber portion to have on lifting rope to bore a hole; The nearly lower opening in regulating wheel chamber in chamber portion is regulated to have regulating wheel positioning ring groove.
Regulating wheel is separated into by the serving groove at middle part and takes turns and lower whorl, on take turns have on take turns breach, lower whorl has locating wheel, and the lower surface of regulating wheel has adjustment socket.
Regulating wheel is placed in the regulating wheel chamber of shell, and by locating wheel and positioning ring groove activity orientation, on take turns in lifting rope middle punch and lifting rope between perforation, lower whorl end face is concordant with adjustment chamber subordinate's end face of shell;
Lifting rope through route be the top → regulating wheel in perforation → regulating wheel chamber on lifting rope on take turns the middle part → lifting rope middle punch → lifting rope chamber in the serving groove → regulating wheel chamber of breach → regulating wheel → lock and to restrict mouth; The bottom outer edge of shell has block edge, and on sidewall, symmetry has elastic card.
Prioritization scheme, described shell is connected and composed by the socket of joint face and inserting column by left shell and right shell body, opens left shell and right shell body can take out or put into regulating wheel.
Further prioritization scheme, described without stay cord shutter curtain bottom rail be provided with lower rail lifting rope perforation and lifting rope guiding mechanism installing hole, shell is installed to lower rail through the lifting rope guiding mechanism installing hole of lower rail, block edge is abutted with the external surface of lower rail, elastic card abuts with the inner surface of lower rail, lifting rope successively through perforation → regulating wheel chamber on lower rail lifting rope perforation → lifting rope top → regulating wheel on take turns the serving groove → regulating wheel chamber of breach → regulating wheel middle part → lifting rope middle punch → lifting rope chamber → lock to restrict mouth, the terminal part of lifting rope is tightly fixed on lock rope mouth by riveting clip, the other end of lifting rope is connected to upper rail by prior art through vane group.
When needing the lifting rope without stay cord sun blind to be used contraction in length, only the instrument of screwdriver class need be used slowly to rotate regulating wheel by the adjustment spigot of regulating wheel, part lifting rope furls in serving groove by regulating wheel, lower rail upwards promotes, lifting rope uses contraction in length to the regulating wheel that stops operating during correct position, this nothing stay cord shutter curtain bottom rail lifting rope guiding mechanism by the lifting rope locking after adjustment, can not change because of the movement of lower rail automatically.
The present invention has following outstanding substantive distinguishing features and significant progress:
The lifting rope length adjusted without stay cord sun blind by the present invention is very convenient, and only tool into rotation regulating wheel of the present invention need be used just lifting rope can be adjusted to appropriate length, the lifting rope after adjustment is locked, and can not change because of the movement of lower rail.
Accompanying drawing explanation
Fig. 1 is the structural representation without stay cord sun blind in prior art.
Fig. 2 is the structural representation of lower rail in Fig. 1 structure.
Fig. 3 is appearance schematic diagram of the present invention.
Fig. 4 is shell open mode schematic diagram of the present invention.
Fig. 5 is structural representation of the present invention.
Fig. 6 is using state schematic diagram of the present invention.
Fig. 7 is using method schematic diagram of the present invention.
Detailed description of the invention
With reference to figure 3 to Fig. 5, without stay cord shutter curtain bottom rail lifting rope guiding mechanism, include shell 5 and regulating wheel 9.
Shell 5 has to be determined rope chamber portion and regulates chamber portion, surely rope chamber portion has lifting rope chamber 52, lifting rope chamber 52 has lock rope mouth 520, regulate chamber portion to have the regulating wheel chamber 51 of under shed, is communicated with between lifting rope chamber 52 and regulating wheel chamber 51 by divides by lifting rope middle punch 50; Regulate top, chamber portion to have on lifting rope and bore a hole 510; The nearly lower opening in the regulating wheel chamber 51 in chamber portion is regulated to have regulating wheel positioning ring groove 511.
Regulating wheel 9 is separated into by the serving groove at middle part and takes turns 91 and lower whorl 92, on take turns 91 have on take turns breach 910, lower whorl 92 has locating wheel 93, and the lower surface of regulating wheel 9 has and regulates socket 90.
Regulating wheel 9 is placed in the regulating wheel chamber 51 of shell 5, and by locating wheel 93 and positioning ring groove 511 activity orientation, on take turns 91 and bore a hole between 510 in lifting rope middle punch 50 and lifting rope, lower whorl 92 end face is concordant with adjustment chamber subordinate's end face of shell 5.
The bottom outer edge of shell 5 has block edge 54, and on sidewall, symmetry has elastic card 53.
The shell 5 of the present embodiment is connected and composed by the socket 55 of joint face and inserting column 56 by left shell and right shell body, opens left shell and right shell body is convenient to install lifting rope 3 and regulating wheel 9, improves packaging efficiency.
The lifting rope guiding mechanism of the present embodiment is installed on the lower rail 7 without stay cord sun blind, lower rail lifting rope perforation 70 and lifting rope guiding mechanism installing hole is provided with without stay cord shutter curtain bottom rail 7, shell 5 is through the lifting rope guiding mechanism installing hole of lower rail 7, the block edge 54 of shell 5 is abutted with the external surface of lower rail 7, elastic card 53 abuts with the inner surface of lower rail 7, shell 5 is made to be fixed on the lifting rope guiding mechanism installing hole place of lower rail 7, the lower end of lifting rope 3 successively through perforation 510 → regulating wheel chamber 51 on the lifting rope of lower rail lifting rope perforation 70 → shell 5 top → regulating wheel 9 on take turns middle part → lifting rope middle punch 50 → lifting rope chamber 52 → lock rope mouth 520 in the serving groove → regulating wheel chamber 51 of breach 910 → regulating wheel 9, the terminal part of lifting rope 3 is fixedly clamped in lock rope mouth 520 by riveting button 31, the upper end of lifting rope 3 is connected to upper rail by prior art through vane group 8.
When needing the lifting rope 3 without stay cord sun blind to be used contraction in length, as Fig. 7, screwdriver 20 is used slowly to rotate regulating wheel 9 by the adjustment socket 90 of regulating wheel, regulating wheel 9 by take turns breach 910 part lifting rope 3 furled in upper serving groove of taking turns between 91 and lower whorl 92 (as Fig. 6), lower rail 7 upwards promotes, the use contraction in length of lifting rope 3 is to the regulating wheel 9 that stops operating during correct position, lifting rope 3 after adjustment locks by this nothing stay cord shutter curtain bottom rail lifting rope guiding mechanism automatically, can not change because of the movement of lower 7 rails.
Claims (3)
1. without stay cord shutter curtain bottom rail lifting rope guiding mechanism, it is characterized in that: include shell (5) and regulating wheel (9);
Shell (5) has to be determined rope chamber portion and regulates chamber portion, surely rope chamber portion has lifting rope chamber (52), lifting rope chamber (52) has lock rope mouth (520), regulate chamber portion to have the regulating wheel chamber (51) of under shed, be communicated with by lifting rope middle punch (50) by divides between lifting rope chamber (52) and regulating wheel chamber (51); Regulate top, chamber portion to have on lifting rope and bore a hole (510); The nearly lower opening in the regulating wheel chamber (51) in chamber portion is regulated to have regulating wheel positioning ring groove (511);
Regulating wheel (9) is separated into by the serving groove at middle part and takes turns (91) and lower whorl (92), on take turns (91) have on take turns breach (910), lower whorl (92) has locating wheel (93), and the lower surface of regulating wheel (9) has adjustment socket (90);
Regulating wheel (9) is placed in the regulating wheel chamber (51) of shell (5), and by locating wheel (93) and positioning ring groove (511) activity orientation, on take turns (91) and be positioned on lifting rope middle punch (50) and lifting rope and bore a hole between (510), lower whorl (92) end face is concordant with adjustment chamber subordinate's end face of shell (5);
Lifting rope (3) through route be lifting rope is bored a hole (510) → regulating wheel chamber (51) top → regulating wheel (9) on take turns middle part → lifting rope middle punch (50) → lifting rope chamber (52) of serving groove → regulating wheel chamber (51) of breach (910) → regulating wheel (9) → lock and to restrict mouth (520);
The bottom outer edge of shell (5) has block edge (54), and on sidewall, symmetry has elastic card (53).
2. according to claim 1 without stay cord shutter curtain bottom rail lifting rope guiding mechanism, it is characterized in that: described shell (5) is connected and composed by the socket (55) of joint face and inserting column (56) by left shell and right shell body, open left shell and right shell body can take out or put into regulating wheel (9).
3. according to claim 1 and 2 without stay cord shutter curtain bottom rail lifting rope guiding mechanism, it is characterized in that: described without stay cord shutter curtain bottom rail (7) be provided with lower rail lifting rope perforation (70) and lifting rope guiding mechanism installing hole, shell (5) is installed to lower rail (7) through the lifting rope guiding mechanism installing hole of lower rail (7), block edge (54) is abutted with the external surface of lower rail (7), elastic card (53) abuts with the inner surface of lower rail (7), lifting rope (3) successively through perforation (510) → regulating wheel chamber (51) on the lifting rope of lower rail lifting rope perforation (70) → shell top → regulating wheel (9) on take turns serving groove → regulating wheel chamber (51) of breach (910) → regulating wheel (9) middle part → lifting rope middle punch (50) → lifting rope chamber (52) → lock to restrict mouth (520), the terminal part of lifting rope (3) is fixedly clamped in lock rope mouth (520) by riveting button (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742171.7A CN103670250B (en) | 2013-12-30 | 2013-12-30 | Bottom rail lifting cord regulating mechanism of venetian blind without pull cord |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310742171.7A CN103670250B (en) | 2013-12-30 | 2013-12-30 | Bottom rail lifting cord regulating mechanism of venetian blind without pull cord |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103670250A CN103670250A (en) | 2014-03-26 |
| CN103670250B true CN103670250B (en) | 2015-05-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310742171.7A Active CN103670250B (en) | 2013-12-30 | 2013-12-30 | Bottom rail lifting cord regulating mechanism of venetian blind without pull cord |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103670250B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6700890B2 (en) * | 2016-03-23 | 2020-05-27 | トーソー株式会社 | Solar shading device |
| CN106996256B (en) * | 2017-05-03 | 2019-03-15 | 浙江宏鼎实业有限公司 | A kind of cord winder and a kind of no draw cord system shutter for no drawstring shutter |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349339Y (en) * | 1998-12-23 | 1999-11-17 | 财团法人工业技术研究院 | Blind Lifting Mechanism Without Exposed Pull Cord |
| US6571853B1 (en) * | 2000-07-06 | 2003-06-03 | Newell Window Furnishings, Inc. | Cordless blind having variable resistance to movement |
| CN2604501Y (en) * | 2003-01-30 | 2004-02-25 | 丽方企业股份有限公司 | Synchronized cord take-up unit for blinds without exposed draw cords |
| CN103452468A (en) * | 2013-08-19 | 2013-12-18 | 广州丰鼎五金制品有限公司 | Non-stay-cord venetian blind |
| CN203701913U (en) * | 2013-12-30 | 2014-07-09 | 广州丰鼎五金制品有限公司 | No-rope venetian blind lower track lifting rope adjusting mechanism |
-
2013
- 2013-12-30 CN CN201310742171.7A patent/CN103670250B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2349339Y (en) * | 1998-12-23 | 1999-11-17 | 财团法人工业技术研究院 | Blind Lifting Mechanism Without Exposed Pull Cord |
| US6571853B1 (en) * | 2000-07-06 | 2003-06-03 | Newell Window Furnishings, Inc. | Cordless blind having variable resistance to movement |
| CN2604501Y (en) * | 2003-01-30 | 2004-02-25 | 丽方企业股份有限公司 | Synchronized cord take-up unit for blinds without exposed draw cords |
| CN103452468A (en) * | 2013-08-19 | 2013-12-18 | 广州丰鼎五金制品有限公司 | Non-stay-cord venetian blind |
| CN203701913U (en) * | 2013-12-30 | 2014-07-09 | 广州丰鼎五金制品有限公司 | No-rope venetian blind lower track lifting rope adjusting mechanism |
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| Publication number | Publication date |
|---|---|
| CN103670250A (en) | 2014-03-26 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180118 Address after: No. 389 West Road 435007 Huangshi City, Hubei Province town of Hekou District Patentee after: Hubei Feng Zhan Hardware Products Co., Ltd. Address before: 511365 Xinxin Highway No. 168, Zhongxin Town, Zengcheng City, Guangzhou, Guangdong Patentee before: Guangzhou Fengding Hardware Product Co., Ltd. |
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| TR01 | Transfer of patent right |